Included taxa
Magalhaes, I. L. F. & Santos, A. J. (2011b). Two new species and taxonomic notes on the Neotropical spiny orb-weaving spiders Micrathena and Chaetacis (Araneae: Araneidae), with remaks on the development of Micrathena excavata. Zootaxa 2983: 39-56. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Micrathena bandeirante | Araneidae | 49, f. 20-40 (Dmf) | Chaetacis bandeirante |
| Micrathena gaujoni | Araneidae | 45, f. 14-16 (Dm) | Micrathena gaujoni |
| Micrathena horrida | Araneidae | 48 (S) | Micrathena horrida |
| Micrathena plana | Araneidae | 48 (S) | Micrathena plana |
| Micrathena ruschii | Araneidae | 46, f. 17-19 (removed f from S of M. triangularis, contra Levi, 1985: 512, Dm, S) | Micrathena ruschii |
| Micrathena yanomami | Araneidae | 43, f. 9-13 (Df) | Micrathena yanomami |
Genera
No genus found for this reference